<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>myhtml2</title>
</head>
<body>
<ol type="I" start="6">
    <li>Python</li>
    <li>html</li>
    <li>css</li>
    <li>bootstrap</li>
    <li>ajax</li>
</ol>
<ol type="a">
    <li>Python</li>
    <li>html</li>
    <li>css</li>
    <li>bootstrap</li>
    <li>ajax</li>
</ol>
<ol type="A" start="6">
    <li>Python</li>
    <li>html</li>
    <li>css</li>
    <li>bootstrap</li>
    <li>ajax</li>
</ol>

<ol>
    <li>Python</li>
    <li>html</li>
    <li>css</li>
    <li>bootstrap</li>
    <li>ajax</li>
</ol>

<ul type="square">
    <li>Python</li>
    <li>html</li>
    <li>css</li>
    <li>bootstrap</li>
    <li>ajax</li>
</ul>
<ul type="circle">
    <li>Python</li>
    <li>html</li>
    <li>css</li>
    <li>bootstrap</li>
    <li>ajax</li>
</ul>
<ul>
    <li>Python</li>
    <li>html</li>
    <li>css</li>
    <li>bootstrap</li>
    <li>ajax</li>
</ul>
<hr>
<table border="1px" width="500px">
    <tr>
        <td>课程</td>
        <td>内容</td>
        <td>代码</td>
    </tr>
    <tr>
        <td>自动化</td>
        <td>ansible</td>
        <td>407</td>
    </tr>
    <tr>
        <td>虚拟化</td>
        <td>ovirt</td>
        <td>318</td>
    </tr>
    <tr>
        <td>cloud</td>
        <td>openstack</td>
        <td>210</td>
    </tr>
    <tr>
        <td>k8s</td>
        <td>openshift</td>
        <td>280</td>
    </tr>
    <tr>
        <td rowspan="2">1</td>
        <td colspan="2">1</td>
    </tr>
    <tr>
        <td>1</td>
        <td>1</td>
    </tr>
</table>
</body>
</html>